George, Aleyamma Pillai, S Sooryanarayana Unnithan, T K S <br/><br/>
Tables of distribution of inter live birth intervals 

 - New Delhi  St. Joseph press  1969 
 - 149p.; 25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population - birth control<br/>Probability - integral - statistics